Slipper



FIG. 1 is a front view of a slipper showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a perspective view of a slipper showing my new design; and,

FIG. 8 is another perspective view thereof.

The broken lines in the figures are for the purposes of illustrating portions of the slipper, which form no part of the claimed design 

CLAIM The ornamental design for a slipper, as shown and described. 